Ranking of US Counties By Percentage of Population with Slovak Ancestry in 2021
Updated on March 8, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among all US counties with a population of at least 50K, Cambria County, PA had the highest percentage of population with Slovak ancestry (5.88%), followed by Mahoning County, OH (5.77%), and Westmoreland County, PA (5.39%).
The chart below shows the top 10 counties, and the table below shows the ranking of the top 200 counties.
You can see similar information for other ancestry groups in the US.
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Related Topics: US Census 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates (2021).
Ranking of US Counties By Percentage of Population with Slovak Ancestry in 2021
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| Rank | County | Percentage of Population (%) |
|---|---|---|
| 1 | Cambria County, PA | 5.88 |
| 2 | Mahoning County, OH | 5.77 |
| 3 | Westmoreland County, PA | 5.39 |
| 4 | Fayette County, PA | 4.85 |
| 5 | Carbon County, PA | 4.06 |
| 6 | Luzerne County, PA | 3.91 |
| 7 | Indiana County, PA | 3.77 |
| 8 | Armstrong County, PA | 3.15 |
| 9 | Allegheny County, PA | 3.00 |
| 10 | Medina County, OH | 2.90 |
| 11 | Trumbull County, OH | 2.88 |
| 11 | Washington County, PA | 2.88 |
| 12 | Geauga County, OH | 2.74 |
| 13 | Butler County, PA | 2.64 |
| 14 | Mercer County, PA | 2.55 |
| 15 | Cuyahoga County, OH | 2.22 |
| 15 | Beaver County, PA | 2.22 |
| 16 | Lake County, OH | 2.18 |
| 17 | Broome County, NY | 2.15 |
| 17 | Northampton County, PA | 2.15 |
| 18 | Lorain County, OH | 2.05 |
| 19 | Jefferson County, OH | 1.99 |
| 19 | Schuylkill County, PA | 1.99 |
| 19 | Somerset County, PA | 1.99 |
| 20 | Clearfield County, PA | 1.86 |
| 21 | Lackawanna County, PA | 1.81 |
| 22 | Lehigh County, PA | 1.74 |
| 23 | Summit County, OH | 1.57 |
| 24 | Porter County, IN | 1.56 |
| 25 | Portage County, OH | 1.54 |
| 26 | LaSalle County, IL | 1.52 |
| 27 | Lake County, IN | 1.46 |
| 28 | Erie County, PA | 1.39 |
| 29 | Columbiana County, OH | 1.31 |
| 30 | Lawrence County, PA | 1.26 |
| 31 | Centre County, PA | 1.24 |
| 32 | Erie County, OH | 1.18 |
| 33 | Wayne County, PA | 1.16 |
| 34 | Belmont County, OH | 1.13 |
| 35 | Northumberland County, PA | 1.05 |
| 36 | Fulton County, NY | 1.02 |
| 37 | Ashtabula County, OH | 0.93 |
| 38 | Blair County, PA | 0.86 |
| 39 | Delaware County, OH | 0.85 |
| 39 | Crawford County, PA | 0.85 |
| 40 | Stark County, OH | 0.84 |
| 41 | Columbia County, PA | 0.82 |
| 42 | Monongalia County, WV | 0.81 |
| 43 | Fairfield County, CT | 0.80 |
| 43 | Litchfield County, CT | 0.80 |
| 44 | Hunterdon County, NJ | 0.75 |
| 44 | Monroe County, PA | 0.75 |
| 45 | Grundy County, IL | 0.72 |
| 46 | Warren County, NJ | 0.71 |
| 47 | Wood County, OH | 0.69 |
| 48 | Somerset County, NJ | 0.68 |
| 49 | Wayne County, OH | 0.64 |
| 50 | Dauphin County, PA | 0.62 |
| 51 | Lebanon County, PA | 0.61 |
| 52 | Bucks County, PA | 0.60 |
| 52 | Venango County, PA | 0.60 |
| 53 | Berks County, PA | 0.58 |
| 53 | Cumberland County, PA | 0.58 |
| 54 | Marion County, OH | 0.57 |
| 54 | Chester County, PA | 0.57 |
| 55 | Moore County, NC | 0.56 |
| 56 | Will County, IL | 0.54 |
| 56 | Montgomery County, PA | 0.54 |
| 56 | Harrison County, WV | 0.54 |
| 57 | New Haven County, CT | 0.53 |
| 57 | Sussex County, NJ | 0.53 |
| 58 | Worcester County, MD | 0.51 |
| 58 | Putnam County, NY | 0.51 |
| 59 | LaPorte County, IN | 0.50 |
| 60 | Nassau County, FL | 0.49 |
| 60 | Burlington County, NJ | 0.49 |
| 60 | Middlesex County, NJ | 0.49 |
| 61 | DuPage County, IL | 0.47 |
| 61 | Morris County, NJ | 0.47 |
| 61 | Ocean County, NJ | 0.47 |
| 61 | Athens County, OH | 0.47 |
| 62 | Mercer County, NJ | 0.46 |
| 63 | Union County, OH | 0.45 |
| 64 | Waukesha County, WI | 0.44 |
| 65 | Frederick County, MD | 0.43 |
| 66 | Lucas County, OH | 0.42 |
| 66 | Bradford County, PA | 0.42 |
| 66 | York County, PA | 0.42 |
| 67 | Sarasota County, FL | 0.41 |
| 67 | Shiawassee County, MI | 0.41 |
| 68 | Eagle County, CO | 0.40 |
| 68 | Calvert County, MD | 0.40 |
| 68 | Macomb County, MI | 0.40 |
| 68 | Monmouth County, NJ | 0.40 |
| 68 | Union County, NJ | 0.40 |
| 68 | Franklin County, OH | 0.40 |
| 68 | James City County, VA | 0.40 |
| 69 | Boone County, KY | 0.39 |
| 69 | Muskingum County, OH | 0.39 |
| 69 | Chittenden County, VT | 0.39 |
| 69 | Washington County, WI | 0.39 |
| 70 | Sumter County, FL | 0.38 |
| 70 | Sangamon County, IL | 0.38 |
| 70 | Gloucester County, NJ | 0.38 |
| 71 | Tolland County, CT | 0.37 |
| 71 | Kendall County, IL | 0.37 |
| 72 | Cherokee County, GA | 0.36 |
| 73 | Madison County, IL | 0.35 |
| 73 | Livingston County, MI | 0.35 |
| 73 | Muskegon County, MI | 0.35 |
| 73 | Cape May County, NJ | 0.35 |
| 73 | Schenectady County, NY | 0.35 |
| 73 | Hancock County, OH | 0.35 |
| 74 | Arlington County, VA | 0.34 |
| 75 | Manatee County, FL | 0.33 |
| 75 | Hamilton County, IN | 0.33 |
| 75 | Ashland County, OH | 0.33 |
| 75 | Lycoming County, PA | 0.33 |
| 75 | Pike County, PA | 0.33 |
| 75 | Fauquier County, VA | 0.33 |
| 76 | Flagler County, FL | 0.32 |
| 76 | Van Buren County, MI | 0.32 |
| 77 | Carroll County, MD | 0.31 |
| 77 | St. Clair County, MI | 0.31 |
| 77 | Fairfield County, OH | 0.31 |
| 77 | Albemarle County, VA | 0.31 |
| 77 | Loudoun County, VA | 0.31 |
| 77 | York County, VA | 0.31 |
| 77 | Racine County, WI | 0.31 |
| 78 | Howard County, MD | 0.30 |
| 78 | Clinton County, MI | 0.30 |
| 78 | Orange County, NC | 0.30 |
| 78 | Huron County, OH | 0.30 |
| 78 | Tuscarawas County, OH | 0.30 |
| 78 | Milwaukee County, WI | 0.30 |
| 79 | McHenry County, IL | 0.29 |
| 79 | Boone County, IN | 0.29 |
| 79 | Floyd County, IN | 0.29 |
| 79 | Harford County, MD | 0.29 |
| 79 | St. Mary's County, MD | 0.29 |
| 79 | Cayuga County, NY | 0.29 |
| 79 | Herkimer County, NY | 0.29 |
| 79 | Sandusky County, OH | 0.29 |
| 79 | Lancaster County, PA | 0.29 |
| 79 | Culpeper County, VA | 0.29 |
| 79 | Alexandria city, VA | 0.29 |
| 79 | Kenosha County, WI | 0.29 |
| 80 | Anne Arundel County, MD | 0.28 |
| 80 | Washtenaw County, MI | 0.28 |
| 80 | Warren County, NY | 0.28 |
| 80 | Adams County, PA | 0.28 |
| 80 | Delaware County, PA | 0.28 |
| 81 | Lake County, FL | 0.27 |
| 81 | Saratoga County, NY | 0.27 |
| 81 | Craven County, NC | 0.27 |
| 81 | Knox County, OH | 0.27 |
| 81 | Fairfax County, VA | 0.27 |
| 81 | Hanover County, VA | 0.27 |
| 81 | Walworth County, WI | 0.27 |
| 82 | Middlesex County, CT | 0.26 |
| 82 | Oakland County, MI | 0.26 |
| 82 | New Hanover County, NC | 0.26 |
| 82 | Richland County, OH | 0.26 |
| 82 | Horry County, SC | 0.26 |
| 83 | Lake County, CA | 0.25 |
| 83 | Collier County, FL | 0.25 |
| 83 | Monroe County, FL | 0.25 |
| 83 | Lake County, IL | 0.25 |
| 83 | Oldham County, KY | 0.25 |
| 83 | Androscoggin County, ME | 0.25 |
| 83 | Dutchess County, NY | 0.25 |
| 83 | Westchester County, NY | 0.25 |
| 83 | Beaufort County, SC | 0.25 |
| 83 | Spotsylvania County, VA | 0.25 |
| 84 | Pueblo County, CO | 0.24 |
| 84 | Charlotte County, FL | 0.24 |
| 84 | Citrus County, FL | 0.24 |
| 84 | St. Johns County, FL | 0.24 |
| 84 | Cook County, IL | 0.24 |
| 84 | Atlantic County, NJ | 0.24 |
| 84 | Passaic County, NJ | 0.24 |
| 84 | Niagara County, NY | 0.24 |
| 84 | Ulster County, NY | 0.24 |
| 85 | Hartford County, CT | 0.23 |
| 85 | Lee County, FL | 0.23 |
| 85 | Pinellas County, FL | 0.23 |
| 85 | Marquette County, MI | 0.23 |
| 85 | Greene County, OH | 0.23 |
| 85 | Roanoke County, VA | 0.23 |
| 86 | Tuolumne County, CA | 0.22 |
| 86 | Douglas County, CO | 0.22 |
| 86 | Sussex County, DE | 0.22 |
| 86 | McLean County, IL | 0.22 |
| 86 | Monroe County, IN | 0.22 |
| 86 | Montgomery County, MD | 0.22 |
| 86 | Hampshire County, MA | 0.22 |
| 86 | Berrien County, MI | 0.22 |
| 86 | Cascade County, MT | 0.22 |
| 86 | Otsego County, NY | 0.22 |
| 86 | Licking County, OH | 0.22 |